Unable to connect to simulator

aware of https://forums.garmin.com/developer/connect-iq/f/legacy-bug-reports/6547/unable-to-connect-to-simulator/43915 still didn't resolve the issue

$ monkeydo testp.prg fenix5
Unable to connect to simulator.

stack: win7, SDK 3.0.11, firewall is off, simulator runs and port 1234 obviously works  

TCP         tomas-pc:49495         TIME_WAIT

tried to build and run it via Eclipse plugin and problem is the same.

BUILD: Complete
Failed to connect to the simulator.

any ideas guys? i would really appreciate any help.